248915200

素因数分解:

$2^8\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:157

約数の個数: 216

約数和(自身を含む): 684331200

約数和(自身を除く): 435416000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 25, 32, 38, 40, 46, 50, 64, 76, 80, 89, 92, 95, 100, 115, 128, 152, 160, 178, 184, 190, 200, 230, 256, 304, 320, 356, 368, 380, 400, 437, 445, 460, 475, 575, 608, 640, 712, 736, 760, 800, 874, 890, 920, 950, 1150, 1216, 1280, 1424, 1472, 1520, 1600, 1691, 1748, 1780, 1840, 1900, 2047, 2185, 2225, 2300, 2432, 2848, 2944, 3040, 3200, 3382, 3496, 3560, 3680, 3800, 4094, 4370, 4450, 4600, 4864, 5696, 5888, 6080, 6400, 6764, 6992, 7120, 7360, 7600, 8188, 8455, 8740, 8900, 9200, 10235, 10925, 11392, 12160, 13528, 13984, 14240, 14720, 15200, 16376, 16910, 17480, 17800, 18400, 20470, 21850, 22784, 24320, 27056, 27968, 28480, 29440, 30400, 32752, 33820, 34960, 35600, 36800, 38893, 40940, 42275, 43700, 51175, 54112, 55936, 56960, 60800, 65504, 67640, 69920, 71200, 73600, 77786, 81880, 84550, 87400, 102350, 108224, 111872, 113920, 121600, 131008, 135280, 139840, 142400, 147200, 155572, 163760, 169100, 174800, 194465, 204700, 216448, 262016, 270560, 279680, 284800, 311144, 327520, 338200, 349600, 388930, 409400, 432896, 524032, 541120, 559360, 569600, 622288, 655040, 676400, 699200, 777860, 818800, 972325, 1082240, 1244576, 1310080, 1352800, 1398400, 1555720, 1637600, 1944650, 2164480, 2489152, 2620160, 2705600, 2796800, 3111440, 3275200, 3889300, 4978304, 5411200, 6222880, 6550400, 7778600, 9956608, 10822400, 12445760, 13100800, 15557200, 24891520, 31114400, 49783040, 62228800, 124457600, 248915200]

約数ペア:

[(1, 248915200), (2, 124457600), (4, 62228800), (5, 49783040), (8, 31114400), (10, 24891520), (16, 15557200), (19, 13100800), (20, 12445760), (23, 10822400), (25, 9956608), (32, 7778600), (38, 6550400), (40, 6222880), (46, 5411200), (50, 4978304), (64, 3889300), (76, 3275200), (80, 3111440), (89, 2796800), (92, 2705600), (95, 2620160), (100, 2489152), (115, 2164480), (128, 1944650), (152, 1637600), (160, 1555720), (178, 1398400), (184, 1352800), (190, 1310080), (200, 1244576), (230, 1082240), (256, 972325), (304, 818800), (320, 777860), (356, 699200), (368, 676400), (380, 655040), (400, 622288), (437, 569600), (445, 559360), (460, 541120), (475, 524032), (575, 432896), (608, 409400), (640, 388930), (712, 349600), (736, 338200), (760, 327520), (800, 311144), (874, 284800), (890, 279680), (920, 270560), (950, 262016), (1150, 216448), (1216, 204700), (1280, 194465), (1424, 174800), (1472, 169100), (1520, 163760), (1600, 155572), (1691, 147200), (1748, 142400), (1780, 139840), (1840, 135280), (1900, 131008), (2047, 121600), (2185, 113920), (2225, 111872), (2300, 108224), (2432, 102350), (2848, 87400), (2944, 84550), (3040, 81880), (3200, 77786), (3382, 73600), (3496, 71200), (3560, 69920), (3680, 67640), (3800, 65504), (4094, 60800), (4370, 56960), (4450, 55936), (4600, 54112), (4864, 51175), (5696, 43700), (5888, 42275), (6080, 40940), (6400, 38893), (6764, 36800), (6992, 35600), (7120, 34960), (7360, 33820), (7600, 32752), (8188, 30400), (8455, 29440), (8740, 28480), (8900, 27968), (9200, 27056), (10235, 24320), (10925, 22784), (11392, 21850), (12160, 20470), (13528, 18400), (13984, 17800), (14240, 17480), (14720, 16910), (15200, 16376)]